/// <summary>
/// Deserializes an object of the specified type.
/// </summary>
/// <param name="reader">The <see cref="EventReader" /> where to deserialize the object.</param>
/// <param name="type">The static type of the object to deserialize.</param>
/// <param name="options">Options that control how the deserialization is to be performed.</param>
/// <returns>Returns the deserialized object.</returns>
public object Deserialize(EventReader reader, Type type, DeserializationOptions options = DeserializationOptions.None)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
var hasStreamStart = reader.Allow <StreamStart>() != null;
var hasDocumentStart = reader.Allow <DocumentStart>() != null;
if (hasDocumentStart)
{
reader.Expect <DocumentEnd>();
}
if (hasStreamStart)
{
reader.Expect <StreamEnd>();
}
}
public void NotSpecifyingObjectFactoryUsesDefault()
{
var serializer = new YamlSerializer();
var options = new DeserializationOptions();
options.Mappings.Add("!foo", typeof(FooBase));
var result = serializer.Deserialize(new StringReader("!foo {}"), options);
Assert.IsType<FooBase>(result);
}
public void ObjectFactoryIsInvoked()
{
var serializer = new YamlSerializer();
var options = new DeserializationOptions();
options.Mappings.Add("!foo", typeof(FooBase));
options.ObjectFactory = new LambdaObjectFactory(t => new FooDerived());
var result = serializer.Deserialize(new StringReader("!foo {}"), options);
Assert.IsType<FooDerived>(result);
}
public void CustomTags()
{
DeserializationOptions options = new DeserializationOptions();
options.Mappings.Add("tag:yaml.org,2002:point", typeof(Point));
YamlSerializer serializer = new YamlSerializer();
object result = serializer.Deserialize(YamlFile("tags.yaml"), options);
Assert.AreEqual(typeof(Point), result.GetType(), "The deserializer should have used the correct type.");
Point value = (Point)result;
Assert.AreEqual(10, value.X, "The property X has the wrong value.");
Assert.AreEqual(20, value.Y, "The property Y has the wrong value.");
}
public void CustomTags()
{
DeserializationOptions options = new DeserializationOptions();
options.Mappings.Add("tag:yaml.org,2002:point", typeof(Point));
YamlSerializer serializer = new YamlSerializer();
object result = serializer.Deserialize(YamlFile("tags.yaml"), options);
Assert.Equal(typeof(Point), result.GetType());
Point value = (Point)result;
Assert.Equal(10, value.X);
Assert.Equal(20, value.Y);
}
/// <summary>
/// Deserializes an object of the specified type.
/// </summary>
/// <param name="reader">The <see cref="EventReader" /> where to deserialize the object.</param>
/// <param name="type">The static type of the object to deserialize.</param>
/// <param name="options">Options that control how the deserialization is to be performed.</param>
/// <returns>Returns the deserialized object.</returns>
public object Deserialize(EventReader reader, Type type, DeserializationOptions options = DeserializationOptions.None)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
var hasStreamStart = reader.Allow<StreamStart>() != null;
var hasDocumentStart = reader.Allow<DocumentStart>() != null;
if (hasDocumentStart)
{
reader.Expect<DocumentEnd>();
}
if (hasStreamStart)
{
reader.Expect<StreamEnd>();
}
}
public void Overrides()
{
DeserializationOptions options = new DeserializationOptions();
options.Overrides.Add(typeof(Z), "aaa", (t, reader) => ((Z)t).aaa = reader.Expect<Scalar>().Value.ToUpperInvariant());
YamlSerializer serializer = new YamlSerializer();
object result = serializer.Deserialize(YamlFile("explicitType.yaml"), options);
Assert.IsTrue(typeof(Z).IsAssignableFrom(result.GetType()), "The deserializer should have used the correct type.");
Assert.AreEqual("BBB", ((Z)result).aaa, "The property has the wrong value.");
}
public void Overrides()
{
DeserializationOptions options = new DeserializationOptions();
options.Overrides.Add(typeof(Z), "aaa", (t, reader) => ((Z)t).aaa = reader.Expect<Scalar>().Value.ToUpperInvariant());
YamlSerializer serializer = new YamlSerializer();
object result = serializer.Deserialize(YamlFile("explicitType.yaml"), options);
Assert.True(typeof(Z).IsAssignableFrom(result.GetType()));
Assert.Equal("BBB", ((Z)result).aaa);
}